23 Hair Growth Oils That Will Totally Transform Your Tresses

Castor oil has been a common name in the hair growth conversation, primarily due to its nutrient-packed formula that works wonders for your hair, skin, and any other problem areas. This oil is packed with vitamins and fatty acids to give your hair the TLC it deserves.

Dermstore star rating: 4.5/5 stars

“This cold-pressed castor oil contains humectants, vitamin E, and omega fatty acids, which work together to keep the hair healthy and hydrated. It can be used on the hair, eyebrows, and eyelashes.” — Dr. Marisa Garshick

If you want to see noticeable growth in a short amount of time, grab a bottle of Kerastase’s serum. Meant to transform your hair in just seven days, amino acids work overtime to rebuild damaged areas of the hair, while Ressurection Sap, a plant known to come back to life after 10 years on the brink of death, works to preserve the structure of the fiber.

Kerastase star rating: 4.5/5 stars

A Kerastase reviewer said: “This serum has done wonders in restoring the softness and silkiness of my hair following some damage from over-highlighting.”

Virtue has made a name for itself when it comes to providing solutions for hair loss and products that actually promote regrowth. All of its products are developed with alpha keratin, which mimics the keratin already in our skin, hair, and nails to promote healthy strand growth.

Sephora star rating: 4.7/5 stars

A Sephora reviewer said: “The virtue healing oil left my hair looking soft, smooth, hydrated, and healthy! I love the smell of the product; it is strong. The oil is light, more like a serum, and a little product goes a long way!”

Squigs Beauty’s best-selling oil marries alma oil and gooseberry plant extracts to form a nourishing blend that hydrates and softens the hair from root to tip.

Squigs Beauty star rating: 5/5 stars

A Squigs Beauty reviewer said: “I love this hair oil so much! The day after my first use, my roommate told me, ‘Ooo, your hair is so shiny today!’ Of course, I shared it with her, and it’s now our household hero!!”

The key to promoting growth is ensuring your hair is extra healthy, which is where moisture comes in. By keeping your hair nice and hydrated, your strands will be nourished, and ready to grow long and strong. Apply this oil from mid-lengths to ends daily (wet or dry) for best results.

Sephora star rating: 4.7/5 stars

A Sephora reviewer said: “The crème de la crème of all hair oils. This oil leaves your hair looking hydrated, alive, and shiny, all without being oily. This stuff is a magic potion and amazing for locking in my coarse curls!”

Healthy hair that grows quickly and looks full begins with a healthy scalp. Refresh your roots by applying this pre-shampoo treatment oil. Try massaging it in with Ceremonia’s scalp massager for the ultimate hair detox.

Sephora star rating: 4.6/5 stars

A Sephora reviewer said: “I’m so glad I got to try this. Literally no oil makes my very dry hair smooth and shiny! Thanks to Ceremonia, I now can enjoy having a healthy-looking hair. I put it one hour or overnight then I wash my hair. Little goes a long way. Give it a try if you want to have a smooth and shiny hair.”

With squalane and hemi-squalane, this scalp oil is hydrating but washes out easily, never leaving buildup behind. Not only does it help detox the scalp, but the strengthening ingredients reduce breakage in compromised strands. Try leaving it on overnight for a deep scalp refresh.

Sephora star rating: 4.4/5 stars

A Sephora reviewer said: “After one use I was sold!! My scalp tends to be on the dry side; this didn’t overdo it; it just left my hair like princess hair. Which I appreciate because I’m in the process of growing my hair out.”

When trying to promote hair growth, it’s important to protect against heat. This babassu oil-packed treatment from Surface Hair does it all by providing hydration, heat protection, and shine. Reviewers noted their hair felt softer and appeared less frizzy after using.

Surface star rating: 5/5 stars

A Surface Hair reviewer said: “I use it after every shower before drying my hair and I love the way my hair looks afterwards! Less frizzy and more shiny.”

If your hair looks a bit thin or you just want to boost your growth, try this treatment from The Ordinary. Apply each night before bed and massage your scalp for the best results. No need to wash out!

Sephora star rating: 3.9/5 stars

“In addition to peptides, this contains antioxidants, vitamins, humectants, and conditioners to nourish the hair and promote overall scalp and hair health. This serum also contains castor oil, which may help to promote healthier and stronger hair as it uses ricinoleic acid, a type of fatty acid, to boost circulation in the scalp. Caffeine, also included, has been shown to help with hair growth in laboratory settings, but is likely helping by supporting healthy hair through antioxidant benefits.” — Dr. Garshick

Dip your strands into the luxury haircare pool with this scalp treatment from Augustinus Bader. It is packed with the brand’s proprietary TFC8 complex, which helps reverse damaged hair back to a healthy state and promote overall density.

Sephora star rating: 4/5 stars

A Sephora reviewer said: “I love, love, love this serum! I can actually see little baby hairs filling in my thinning hair! Before starting to use this serum, you could actually see fairly far up on my scalp in between my hair. But no more!”

When it comes to growing lashes, Grande Cosmetics is the expert. So it should come as no surprise that their hair-enhancing serum has a similar effect...just for your scalp instead of your lashes. Packed with peptides and amino acids, you will have fuller and longer hair after using it nightly for about eight weeks.

Ulta star rating: 4.4/5 stars

An Ulta reviewer said: “Lasted me about 90 days and worked great! I would buy it again and recommend it to anyone!”

The secret behind this magic hair treatment? A powerful blend of rosemary, avocado, and safflower oils. Packed with Vitamin E and Omega-6 fatty acids, this formula helps tame flyaways and repair damaged ends. Apply it to your scalp directly using the easy dispensing tip.

Kiehl’s star rating: 4.4/5 stars

“The Kiehl’s Magic Exilir contains a blend of avocado oil and rosemary oil and can be used prior to shampooing to nourish the scalp and hair and improve the overall health.” - Dr. Garshick

Mielle Organics scalp treatment is packed with biotin and essential oils to encourage hair growth, perfect for those with protective styles like braids and weaves. The oil also combats pesky split ends that prevent your locks from reaching their full potential.

Target star rating: 4.6/5 stars

“The combination of rosemary and mint essential oils help to boost circulation and stimulate hair follicles to help with hair growth and thickening.” — Dr. Garshick

With over 13,000 5-star reviews on Amazon, you know this oil does what it says. Not only does it make styling a breeze, but it encourages your hair to grow as long as possible.

Amazon star rating: 4.5/5 stars

An Amazon reviewer said: “I love this stuff!! I use it on my hair once a week & have been using it for a month & see great results! 10/10 would recommend.”

Give your hair follicles a nudge with this stimulating organic oil. It has a blend of all the best oils for your hair—think, argan, jojoba, rosehip, and black castor oil—for frizz-free and ever-growing locks.

Amazon star rating: 3.9/5 stars

An Amazon reviewer said: “I love the feel of it and the help that it gives to my hair and even my nails. The smell is not the best, but it is not horrible.”

Curly girls know that maintaining healthy spirals and having an enviable length can seem like an impossible dream. This oil stimulates the scalp so that hair follicles can grow healthier and stronger.

Ulta star rating: 4.9/5 stars

An Ulta reviewer said: “I bought this oil in hopes it would help with my scalp, which gets crazy dry during the winter. I have naturally curly hair, but I lost most of the curls since growing my hair out. Surprisingly, it has helped my curls re-emerge! I couldn’t be happier. I put it on before bed and rinse it out sometime the next day.”

This hair and scalp serum blends healthy oils to encourage thicker, longer, healthier hair. The pointed tip makes it super easy to apply on your scalp, so say goodbye to messy hands.

Ulta star rating: 4.2/5 stars

An Ulta reviewer said: “My hair was coming out in globs in the shower. I used this once and saw a tremendous/beautiful difference. I will make sure to repeatedly repurchase this product!”

A cult favorite for a good reason, this lightweight oil uses a combination of edelweiss flower, bergamot, and argan extracts to penetrate strands for silky smooth hair. It also provides UV and thermal protection and works for color-treated hair.

Nordstrom star rating: 4.6/5 stars

A Nordstrom reviewer said: “Lightweight and nourishing hair oil. This does not weigh my hair down, but provides additional moisture, softness, and shine. Highly recommend.”

You won’t waste a drop of Sisley’s nourishing formula, made with passion fruit, shea, cotton, and moringa oils. Only a small amount is needed for application, so it’s a worthy investment.

Bloomingdale’s star rating: 4.4/5 stars

A Bloomingdale's reviewer said: “My hair after using this oil is soft, well-groomed and [has an] incredibly delicious aroma. Highly recommend.”

Perfect for natural hair types, this oil is made exclusively for the scalp to revitalize and rejuvenate dry or damaged hair. It also helps to reduce shedding and supports hair growth and retention.

Ulta star rating: 4.4/5 stars

An Ulta reviewer said: “Best growth oil ever!! I just purchased it about a month ago, and I already see results! I have a ton of new growth. I think this oil is great for thicker/curly hair. Thinner hair would definitely come out oily, so I would definitely recommend it for my 2c/3c/4c friends!”